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dreSSing and Sharpening<br />

dRESSING aNd SHaRPENING<br />

product advantages:<br />

CSS dressing plates achieve constant dressing results for the entire<br />

service life by virtue of precisely defined diamond cross sections<br />

Multi-grain dressers achieve considerably shorter dressing times in<br />

comparison to single grain dressers<br />

application tips:<br />

Ensuring sufficient coolant <strong>supply</strong> while dressing increases lifetime<br />

(to avoid thermal overload of dressing diamonds)<br />

The active width (b d<br />

) describes the effective diamond width of the<br />

dressing tools for a certain infeed depth when dressing<br />

With the overlap rate (U d<br />

), surfaces and stock removal rates can be<br />

significantly affected<br />

The overlap rate (U d<br />

) defines the number of grinding wheel rotations during which time the dressing tool has deployed<br />

to its active width<br />

An increased overlap rate will make the grinding wheel surface smoother and, as a consequence, the actual surface<br />

roughness smaller<br />

Standard values for the overlap rate:<br />

Fine grinding ≥ 7<br />

The formulas specified only apply to dressers with defined effective widths b d (single-grain dresser, dressing plate)<br />

Diamond effective width b .<br />

d<br />

n s<br />

U d<br />

= =<br />

Tool feed<br />

v d<br />

n .<br />

s<br />

b d<br />

v d<br />

=<br />

U d<br />

b d<br />

= Dressing tool effective width<br />

n s<br />

= Wheel speed<br />

v d<br />

= Traverse speed of dresser<br />

Further information can be found on page 22<br />

Safety information:<br />

Observe safety information<br />

See chapter "Safety when grinding" (page 29)<br />

215

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